You can launch MuseScore from the command line by typing

mscore <options> <filename>

<options> and <filename> are optional.

The following options are available

-v

Displays the current version and revision numbers for MuseScore (Linux only)

-d

Starts MuseScore in debug mode

-D

Enables the plugin script debugger

-s

Disables the integrated software synthesizer

-m

Disables MIDI input

-n

Starts with the new score wizard regardless of preference setting for start mode (0.9.6 or later)

-L

Starts MuseScore in debug layout mode

-I

Displays all MIDI input on the console

-O

Displays all MIDI output on the console

-o <filename>

Exports the currently an open file to the specified <filename>. The file type depends on the filename extension. This option switches to the "converter" mode and avoids any graphical interface. You can also add a filename before the -o if you want to import and export files from the command line. For example mscore "My Score.mscz" -o "My Score.pdf"

-r <dpi>

Determines the output resolution for the output to "*.png" files in the converter mode. The default resolution is 300 dpi

-S <style>

Loads a style file; useful when you convert with the -o option

-p <name>

execute named plugin (0.9.5 or later)

-F

Use only the standard built-in presets or "factory-settings". For details see Revert to factory settings

-e

enable experimental features (0.9.6 or later)

Qt Toolkit Options

-style = style

Determines the style of the GUI application. Possible values are "motif", "windows" and "platinum". Depending on the platform other styles may be available

-style style

As above

-stylesheet = ss

Sets the application stylesheet. The value of "ss" is a path to a file that contains the stylesheet

-stylesheet ss

As above